tunnel boring machine

A super project that left the US and Japan helpless, an African country was forced to pay a high price for Chinese technology help.

The 16.64m diameter tunnelling machine will build a tunnel under the Yangtze River in Jiangsu Province.

This tunnel goes from Ba Son station across Ton Duc Thang and Ngo Van Nam streets, the area of ​​3a Ton Duc Thang, Nguyen Sieu, Hai Ba Trung, goes between the City Theater and the

You have heard of traffic congestion avoidance company, The Boring Company - Bland Company (a way of naming

Hitachi Zosen on December 25 officially launched the world's largest tunnel drilling machine weighing 7,000 tons with a diameter of 17,45 meters and a total length of 110 meters at